1979 – Exploratory well IXTOC 1 blew call at Mexico's Bay of Campeche into the Gulf of Mexico, 600 kilometers south of Texas. It took nine months to cap the well, during which time 140 million gallons of oil were circulated in to the gulf coast of florida. This is certainly 14 times as much oil as ended up being spilled because of the Exxon Valdez in 1989. Oil achieved as far as Texas shores.

1989 – The Exxon Valdez ran aground, spilling 10 million gallons of oil into Prince William Sound, causing — to date — the worst oil spill in U.S. record.

2004 – The M/V Selendang Ayu ran aground, spilling 337, 000 gallons of oil in Makushin and Skan bays in Alaska’s Aleutian isles.
2005 – The U.S. coast-guard estimated that more than 7 million gallons of oil were spilled inside gulf and near-shore places from numerous resources as a result of Hurricane Katrina.

January 2010 – The Eagle Otome collided with a barge in Sabine-Neches Waterway, near Port Arthur, Texas, spilling 462, 000 gallons of oil.

April 6, 2010 – A pipeline owned by Cypress Pipe Company — a partnership between Chevron and BP — broke, spilling 18, 000 gallons of oil to the Delta nationwide Wildlife Refuge in Louisiana.

April 20, 2010 – Uk Petroleum’s Deepwater Horizon, a semi-submersible drilling rig, suffered an explosion and fire, sinking on April 22. Eleven everyone was killed. The wellhead began leaking oil, in addition to riser (a 5, 000-foot-long pipe linking the wellhead into rig) detached, dripping countless gallons of oil. Automated and handbook efforts to sever and seal the fine unsuccessful, and specialists believed it might take 90 days or longer to drill an adjacent pressure-relieving well, where time the spill could become not merely the worst oil spill in U.S. record, nevertheless worst professional accident.